The Google helpful content update is now part of the core update; all of this leading to a 40% reduction in unhelpful content within search.| Search Engine Land
BuzzSumo-Backlinko industry study that looked into why certain content gets shares, links and traffic.| Backlinko
A large-scale analysis of 11 million Google search results. We look at how content, backlinks and several other factors correlate with Google rankings.| Backlinko